Determine the AH capacity

Assess the battery voltage level

Assess the discharge level of battery

Determine the specific gravity of electrolyte

M = Z/it

M = Zit

M = it/ Z

M = Zt/i

Hydrochloric acid

Ammonium chloride

Potassium hydroxide

Diluted sulphuric acid

Sponge lead(Pb)

Lead peroxide(PbO₂)

Lead sulphate(PbSO₄)

Lead sulphate + water

To escape the gas freely

To allow oxygen enter inside

To check the level of electrolyte

To check the colour changes in the plates